106 Karel 'Scháferna: 



Explanation of the Plates. 



PLATE I. 



1. Carinogarnmarus triacanthus ii. sp., cf , X 6 



2. » roeselii (Gerv.) (/, X 5 



3. » argaeus (Vávra) (/, X 4 



4. » thoni 11. sp. (/> X 4:72 



5. » scutarensis n. sp. cf , X 6 



502 » » Second anteiiiia, X 20 



5^3, 4 » » Peraeopod 3 and 4 9, X 30 



5p5 » » » 5 f rom the inner side 9, 



6. » pungentiformis n. sp., X 5 



7. Gammarus balcanicus n. sp. c/, X 5 



8. » komáreki n. sp. c/, X 5 



Sfli » » First aiitenna, X 40 



8a2 » » Second antenna, X 30 



SPi, 2 » » Peraeopod 1 and 2, X 15 



y. » bosniacus n. sp. cf , X 6 



9ai » » First antenna 



10. Synurella ambulans (Fr. Miiller), X 8 



11. Niphargus illidšensis n. sp. c/, X 6 



11 Pi » » Daktylopodit of the first peraeopod 



llPi » » » » » third » 



llř>4 » » » » » fourth » 



IVPi » » f. dalmatina Daktylopodit of the first 



peraeopod 

 IVPs » » » » Daktylopodit of the third 



peraeopod 

 irp4 » » » » Daktylopodit of the fourth 



peraeopod 



PLATE 11. 



1.— 3. Synurella ambulans (Miill) : 3 consecutive sections through the 



antennal gland. Ob. D, OC 1 Zeiss. 

 se coelomic vesicle, tr funnel, a ampulla, c duet, hp hypo- 



dermis, ch chitin. 

 4. Synurella ambulans (Miill) : Oblique section through all the 3 cells 



of the funnel. 

 5., 6. Crangonyx subterraneus (Sp. Bate): 2 consecutive sections 



through the antennal gland. 

 7. Crangonyx subterraneus: Oblique section through the antennal 



gland, also here cutting all the 3 cells of the funnel. 



All the figures háve been drawn by Abbé's drawing-ca- 

 mera. — Those of the second plate háve been diminished to 4/5 in 

 reproduction. 



